Seasons
Revolution
Rotation
Moon phases
Earth & Space Facts
100

What season do we have in the northern hemisphere when the rotation axis is tilted towards the Sun? 

summer

100

What keeps the Earth revolving around the Sun instead of flying off into space? 


gravity

100

The length of time it takes the Earth to complete one rotation

24 hours

100

More of the moon's near side is lit each night

waxing

100

The Earth is ________ times _________ than the moon.

4

larger

200

What is the name for the longest day of the year? (2 words)

summer solstice

200

The length of time it takes the Earth to complete one revolution

365.25 days

200

The Earth spins on its

axis

200

When less than half the moon is visible we call that...

crescent

200

What day is leap day?

February 29th

300

What season (two answers) do we have in the northern hemisphere when the rotation axis is neither tilted towards or away from the Sun?

Spring or fall

300

the movement of one object around another object

revolution

300

The sun appears to move from ________ to _________ across the sky

east to west

300
The moon is showing less and less light each night.

Waning

300

What direction does Earth rotate?

Counterclockwise

400

Which season is Earth closest to the Sun?

Winter

400

The shape of the Earth's orbit is nearly ________________.

Circular

400

Earth's Rotation gives us (2 words)

day & night

400

Both the Moon's rotation and revolution takes how much time?

About 28 days

400

Why can we see the moon?

it reflects the sun's light

500

What is the term when Earth’s rotation axis is tilted neither toward nor away from the Sun?

equinox

500

Why do we have a leap year?

After four years we have revolved an additional 6 hours in each year.  6 x 4 is 24 hours, which adds an additional day.

500
The Earth rotates at _______ mph

1,000

500
All of the moon phases together are called the _____________ cycle.

Lunar

500

A _________ eclipse happens only during a Full Moon but not every full moon.

Lunar